Adding-machine.



3. C LOTTERHAND.

ADDING MAC WE.

APPLICATKGWQ FILE ID FEB. 16, 1915.

Patentd Jan. 4,1916.

J. C. LOTTER%-%Ai iD! ADDING MACHINE;

APPLICATION man FEE.15, 1915.

,/ M l/Dumas J. C. LOTTERHAND.

ADDING MACHINE.

APPLSCATION FILED FEB. 16, 1915 an. 45 1&1

urn

"w IHIMIIII III I I .mnnIt-I III-III! .uiiiiilu w w m rm (a My we wi mJ. c. LOTTERHAND.

ADDlNG MACHINE.

APPLICATION HLED FEB. 16. 1915.

Patented Jan. 41-, 1916.

7SHEETSSHEET 5.

' cm mczm oz J6. Letterhand.

J. C. LGTTERH/ NU.

ADDING MACHINE. APPLICATION FILED FFR. 16. I915 Patented Jan. 4, E922).

7 SHEETS SHEEI 6.

l/vi/bwmeo J C. LOTTERHAND.

ADDING MACHINE.

APPLlCATlON FILED .FEB.I6.1915.

WW h b it e passes through the aperture 0 therewith, nut 502 engagingthe encl 3? the bolt holds the plates firmly tron. Each of these platesat its 11 is proviclecl with two projections 50 (s a lo). adapted toengage with suitable slots in the key plate It hereinafter set tortlnEach plate 1- at its rear encl is provided. with a transverse guirleplate 7 (see Fi 8)., having slots 8 to guide stop bars 9 here inafterset forth. Each plate L is also provided With a series of recesses 10 toreceive the key stems hereinafter set forth.

Projecting upwardly through the casing 3 are the keys 11 arranged inrlenomino tional series in banks in the'usual manner, each keycomprising a finger piece 2 and a depending stem 13 movable inthe'recesses ltl of the 4:, and guided by u aperture in the upper keyplate At its lower encl each. key stem 13 is hinged to one enrl of anelbow lever 1.5 pivit to the plate 4%., the other enrl of the elbowlever being hinged. to a horizontal. stop ln 9 The rear encl of the stophar in the guiile plate '1', and the stop her is retracted by spring 18thereon that engages a shoulder l? on the stop bar and also the guideplate '1'. Each stop bar has notches 19 and 20 on its upper eclge, thatalternately engage stucls projecting on opposite sicles of a latch herThere is one latch bar 22 for each series or hanlcoi keys and stop bars,that is mounted on arms 23 and 24-, pivoted to the plate 4; and a coilspring 33 draws the latch hers downwardly tending to retain the stud n v1.11 L

" 82 in one or" the recesses or notches 19 or 26.

vvard and the stud Will move into the notch 19, serving to hold the stopher in. the reariverrl position.

As shown in Fig. 3 there is a vertical reel; type plate 81 to the rearof each hunk of keys and stop bars, that have racks cut in their frontedges at the upper portion,

and which carry suitable type in their rear extension arranged. toengage a suitable platen 283 niounterl on a carriage 21 G the of themachine; Vertical rocls 83 are engaged by loops on the plates 81, theserods heingseeterl in sockets 84- on the base and suitbly supported atthe top. These rods are tubular end each contains a spring 86 connectedWiththe plate 81'to move it upwerolly When released. In this art it isusual to have a controlling member known as a universal bar that canengage a rearprojection 92 on each plete 81, to re recei when elevated otoes-e to front of eecl foot 91, that w s: the rack and type the stopher 9 thatniay by the (lepression a mechanism consists of tllfiqffiillllfilfil w heeis ancl their connections; the eral Wheels beingerrangetl at the reel 01 the lit? system in the upper oi the Eachnumeral WheelGO provirlecl with e'clisl: 67 having peripheral recesses,a pinion G1, ancl 2, coin plate 62. secured thereto or made integraltherewith desired, Fi 5a 8, 9, l0 and 13). wheel is centrally ape andlOOSGijf r volves on 21 sh ft 33 scour-eel to ant ecting let a anitl'lll 6%, W turn is mo in. on zipivot 65 progectin la'rgerally ii. ina supporting plate Eac arm 6% has tail 53, and. its rear end. isproviclerl with u laterally projecting catch 68 made by bending to oneside's portion of the arinitseli. A spring 69 exerts constant inwardtension on the llach numeral-Wheel is arranged to displayon itsperiphery t e numbers from: 1 to 6 is. regular oz '51 in the mannerusual to thi art, anal it obvious that there is one 10. niersl Wheel foreach denominational series of keys. supporting plates 66 are ranged intransvese series across the machine, e 7 e having a rectangular apertoreceive a bar 71 common to t tes and which holds them to gethcr andcompels them to move in unison; The plates 66 are spececl mrt by 11138., s of supplereento.r h s 72 securerl to the l i ll by s cl plate isaperturecl to l IilOllDflJCl transversely and terminating in. .e severalplates GS conmultiple frame sup iorting L heel system. There are twoother plv *s 1 0 at, 5, and 10) mounted at ach side of this multipleframe which each pro itled With a rennin-- gula'r operti -e to receivethe bar '71, anal a round 5 to receive the shaft 75 (see Iiigg i1, 5 nd10). 'lhese plates are provi clecl with projecting pins 74-, so thatwhenv these moved the numeral Wheel sys- Incverl (is an entirety andoscillates on the The rotation of the numeral wheels is secured by theengagement of their pinions 61 with movable rack and type plates 80.

. v The main shaft of the machine 18 across 1, .L, 3 cit-:30 statut thehunt nicuntecl in suitable hearings in the base 52.

see Fi 3) and erlapterl to he oscillated in any-suitable manner,preferably by a loan the 96 terminating in a gripping member 97.Rigiilly secured. to the shaft are two crank 98 one on such sicle ates4; 5 $1181 6 prev such movement; B1112. ,u! 86,? SlZX'llZ-EF see over itiecouse 3T0, L ter 83 ate the elhmv 3 opt-111g 5 TBS? eto; pin oh the l1 be understood o swh moweme'it,

main shaft and the e to her 1- elbow 3o! leg 3T3 one uh any forwardorsoi l by reason the stop 30* against the 378 and tries the letter vetand necessarily eleyot one thus moves the cross rod 3? latch bars 22(see Fig. 3) to r toyetion of keys to their ho thet when it Jpeo-teo thefunction of 1e loteh' on the reverse nlovement the shaft :umst heinterruptel end. this is oecoou lisheoi by 3118M s the hey he e how 367is swung on the fivot of the path of roller 51ml reverse r ciprocationof he? 99 not efieet the elevation of me through the three legged thenumber is to he indefi 1 v j 1e hot-oh of the repeat ke is e d W h the clge of the plate and the is kept depressed. OIZ'ClG'I. to cancel on itemenumerated on keyboard. Without actuating the H to the total key sbrought into to. toe, to lift the latch bars by moons; of the rocl 377.To that end the total bar 165- is proe 'viclecl vlto lutch elbow 38? 11.1.5) swing one pivot 388, and pew 'T .L 59 the J D u oclopteu 'viclecl.Lbll. retract-log spring stop pin This elbow is mop-ted to enthe pin381 on the leg 380 of the thv e -getl member 375 When the total 5oreeeed the is moved foot 3 This "moves the latch elbow I 4 in the Satin.direction, (1 its lotoh end eng the on 381 tilts the member 375 no 3??hhto earn 371 and elevates t the keys to re s to go kt hen the totoi knormal positions. permitted to use, the her 160 The latch e 1s rest oxet normal position. lbo I fter engage with the "leather 3. gm total key15 egzun ee'l (teare so proportionetl 011 of the 380' W in 1 10operation of I I A1 1 c in h ehove the letm :1).

"3 *he elbow eumulet to because when the he; 13 file I 5 anol oolapteolto oscillate on u In the practical use of the mool sometime desired toprint or Tenor Without including in if clunuieteth and oonverseldesirable to edit on item oocuzfouletezl Without EQt'lOI'CllDg ormitating it In other words, it is tempo- .irerily to interrupt the itnotion of the acmechanism by the employment iding key iding keycomprises hey stem o Figs. 1 and 22), e115: notch the hinged lower e2:-ty to e crank arm Wluoii is pm ted to lever to OSCilliitG a elbow 395,the latter being pivoted. on a cross shaft has feet on lts other e116. atrap 39?. *gme Hm v eoow 1 mm" 1-1 J Mall uni-e, 0-. 1S udl ipsbfiio'llOugil -16 tram of mechanism gust o.esombecl the huge 39? is; tiltedlnto the path of the trip 112 K see 16%, so that when the 99 1IOTCWEtlfCl, the trip 112 does not engage Mm 110 of hook: 109, and lever105 not mittect he tllteoi under the tension of t I its sprmg 108, andthe numeral pmlons lo not their TlCliS; such engagement being preventedlong as the non-add is: retained depressed, as by its engagement of thenotch with the top plate A spring" 398 serves to retract the key stem390 to normal position (see Fig. 22).

t 9 actual operation of the machine it es happens that the operator willattempt to 'erse the handle aotuates I11 shaft; utter It has partiallymoved 111 I the Question, or he will attempt to actuate the hand e totake a total when the total key has been partially depressecl, and thenumeral Wheels are not in engagement with their reeks. Means areprovided to prevent both of these errors; in OtllQY'WOlTlS the machineis provided with means for rentlering it fool-proof.

Oh the main shaft 95, and outside of the p qte 5 lg, mounted :1v eector475 movided and having two pins 4578 and 479 and a lock pin 480 thatprojects throughaslot in the plate 5. Also pivoted on the plate 5 is oclouble pointed pawl 482 provided with a tail and is. spring 84. Alocking arm is mounted on the outside of the plate f pivot 486,

and is retracted by the spring; 1:" t. One @1141 487 f this arm normallyunder a pin 488 on the stem 156 of the total key, and the other encl 489of the arm. is adopted. to abut against lock pin 4S0. Mounted also onoutside oil. the plate an elbowft having an arm 491 undo spring e92,Winch elbow is provided with a hook 49.3 ecleptf to engage the 88 on thetotal lx' yg i V the 7 n J 96 has been o r Y 95 has perlpheral notches476 (see Fig.

mounted on pivoi's iticlepencientiy move- 12. A of numei'al ble in theof circle illlelfioll totalizer lotory are: on which l1 will Wheelsoperzotec by said actuating; devices to revolve, o sp ing on each 21 andcarried by soil supports 'fi 'ipping pi'otending to oscillate the arm.in

"cations on said *lzotel' l 1211111 new wheels, means onand meansaoapiecl to move der control oi said tripping projections fo against oiloi the arms =30 e1 e'fiecting the iinoi cmoiit of said supports and.Offlpllslilgfl foil, a m i; ieii? cemiml "who .5 in peiioril'i' r the opatioo of carrying, 1i means {'1 reetori said Wheels, siibsiziiiinbiallyT. o oz leulaci'o tom 1 'cioii Wiil'i mouoiol o inclepenolei of; saidpi'o'iections on While soicl. tooili i conrel p'reseirvi ieii i1;movement or; of said ti-i one for ei 11g the roe eoti we oscillatory no.move: .oiit V ports and iJl'iEll cm-v A. series of numeral. "Wheels,each Pied Wheels in per Ming; the operation of mounted to revolve on anoscillatory win, a 85 carrying ,WllilG seici wheels are in engageshafton which all-Lilo arms adopted 111611 5 ith S d 2," ClWiCQS? and meansoscilloite oscillatory supports for 7 omits, ior restore". seicl WheelsWhile they are out and means foi' conpil I the i toof engagement withsaid actuating tlcvicee getheif, consisting Oi member ilgidl se- 5substantially deisoi'ibecl. cured to each support. N 90 8. A series ofoscillatory fumes 21, series seri s of numeral ls each of numeral wheelsmounted thereon, each mounted. to revolve i our? aim, pioviciecl with anotched disk of bstaiizi slmic 011 x1 5 11 g 51 tially the some (linmecca pinion whereby it t oscill t Q id for coupling the ouppoiie 95 thenumeml Wheels is rotated and :1v sc 111g calm in combinw shafts and in;i

tion with o SG'i'lCS of fixed detei is each fogeihen: wliei .1 adaptedto with the ootcl'ied to move a- ,1 i its respective \i a the imoliiiioiooi; pre 'eiviiig on i movom oi) ociniated. c JVG osclilniory cl 9. oios-tl 1' fr mes, i illl) support; mo of numeral w ieels cl 'iIl'lGlfiUfi each eeries of iiiimei'zil provided with HOIOllQCi disk ofsubsltm1- mounted to reiolve on an [my arm, tiall y the same diameter, apinion "whereby a shaft on "ghlch all of the arms we adopted L carryingcam, in combineto 'osci o e, oscillatory supports for said 40 tion witha of wiraexl cletents each Ml? "liafts a lo. means for coupling thesupports 105 ecl to engage with the notch (i disk oi? to ether, wherebythe numeral Wheels respective Wheel while the machine is not 21c causedto ii'io'vo together as 21- SfySJQl'l'l While tuatecl, and meansl formoving all. of the preserving their freedom ofmovement on wheels awayfrom the cletents Slfililliiii their i'espeotive oscillatory arms incl.means it is roca'jced and z neouskm for mo ging supports simulaoeouslycozo- 110 10. A series .oioli frames :1 series sisti'oo' of a UlUSCi-Ul?1,3111 on each out o A 7 L: i J u l of numeral wheels mountee hereoneach i A a lever oci to eiigzzge i cool with l'l()i1-Cl1(%-l olisk Oisivs'mnllo 11130. Le as forth the c i l of side levers szune comm-1 a.pinion whereby notion of o 5-9 Med and a, ooii-yiiig coin, in comf illoinaizioii with a series of fixed cletenos each lo aCaptecl to en ag ewith the IlOLCllGCi disk of its respective ivli While the machine I p:13; is not :wtnaiecl and means ioi'inovii'ig iii of 'I 1 each mileliver the Wheels away from. "the cletents Sifi'lllli? swing it i e, a 51J on; on side 12 neously, comg'irismgo. you? of levers one on oi: the11130111 I reeiproci'ze lie mi to each side of the 11136111119. shaft oithe 'mziclniie and p on each cl to engage f 5 he solo.

ll. A. series of numeral Wl'lBGlS, an inclo i .tly osci lotin frame onWli iouii'toci co arm L,

111 on i I 511mm cousi'v a) eneigize we 3 the pinions when shifted bysaid levers, a hook lever on each side normally engaging the side lever,a spring for each Side lever to swing it when free, a side bar on eachside of the machine rcciprocated by the main shaft of the machine, atrip on each "side bar arranged to engage said hook lever to shift it torelease the said side levers and permit the springs to move the rack tobring the pinion's to engage the rack bars, and a detent carried by eachof the side bars arranged to normally engage the said side levers on thereturn stroke of the side bars to return the side levers to engagementwith their books and shift the numeral pinions away from the rack bars.

19. In machine as set forth, the combination of a pair of side leversone on each side of the machine, numeral pinions carried by the levers,rack bars that are en gaged by the pinions whcn'shifted by said levers,a hook lever on each side normally engaging the side lever, a spring foreach side lever to swing it when free, a side bar on each side of themachine reciprocated by the main shaft of the machine, a trip on eachsid bar arranged to engage said hook lever to shift it to release thesaid side levers and permit the springs to move the levers to bring thepinions to engage the rack bars, a detent carried by each of the sidebars arranged to normally engage the said side levers on the returstroke of the side bars to return the side levers to engagement withtheir hooks and shift numeral pinions away from the rack bars, total keyon the machine, bar Sili.) by the total key, means on said bar torelease the said side bars from their hooks when he total is actuated,and means on saii. otai bar ranged to shift said detent away fromoperative position, whereby the numeral pinions will be shifted intoposition to engage the rack bars when the total key is depressed.

20. in a m chine set fort-n, the combination of a pair of side leversone on each side of the machine, nui'neral pinions carried by thelevers, rack bars that are engaged by the pinions when shifted by saidlevers, a hook lever on each side normally engaging the side lever, aspring for each side lever to swing it when free, a si bar on each sideof themachine reciprocatcd by the main shaft of the machine, a trip oneach side bar arranged to engage said hook lever to shift it to releasethe said side levers and permit the springs to move the latter to bringthe pinions to engage the rack bars, a detent carried by each of theside bars arranged to normally en age the said side, levers on thereturn stroke a their hooks and shift the numeral pinions away from therack bars, a key on the side bars to return the side lovers toengagement with machine, a bar shifted by the total key, means on saidtotal bar to release the said side bars from their hooks when the totalbar is actuated, means on the total bar arranged. to shift said detentaway from operative position, whereby the numeral pinions will beshifted into position to engage the rack bars when the total key isdepressed, and a hook arm carried by the total bar that serves to engagethe said side levers to swing the numeral pinions away from-the rackbars when the total lever is released at the end of the forward strokeof the side bars to clear the machine.

21. In a machine as set forth, the combination of a pair of side leversone on each side of the machine, numeral pinions car ried by the levers,rack bars that are engaged by the pinions when shifted by said levers, ahook lever on each. side normally engaging the side lever, a spring foreach side lever to swing it when free, a side bar on each side of themachine reciprocated by the main shaft of the machine, a trip on eachside bar arranged to engage said hook lever to shift it to release thesaid side levers and permit the springs to move the latter to bring thepinions to engage the rack bars, a detent carried by each of the sidebars arranged to normally engage the said side love s on the returnstroke of the side bars to return the side levers to engagement withtheir hooks and shift the numeral pinions away from the rack bars, atotal key on the machine, bar shifted by the total key, said total barto release the said side from their hooks when the total bar isactuated, means on the total bar arranged to shift said detent away fromoperative position, whereby the numeral pinions will be shifted intoposition to engage the rack bars when the total key is depressed, and ahook arm carried by the total that serves to engage the said side leversto swing the numeral pinicns away from the rack bars when the totallever is released at the end of the forward stroke of the side bars toclear the machine, saidtrip on the side bar being also arranged toengage said hook on the total lever to shift it out of operatingposition when the side bar is advanced.

22.131 a machine forth, the combination of a pair of side levers one oneach side of the machine, numeral pinions carried'by the levers, rackbars that are engaged by the pinions when shifted by said levers, a hooklever on each side normally engaging the side lever, a spring for eachside lever to swing it when free, a side bar on each side of the machinereciprocated by the main shaft of the machine, a trip on each side bararranged to engage said hook lever to shift it to release the said sidelevers and the to move the i the pinions toengage the h and ahey-controlled member a r-- rsnged to shift said trip out of positionL01 engagement with the hook levers.

In a machine as set forth, the comhination of a. pair of side levers oneon each side the machine, numeral pinions car by the lovers, rack barsthat are enby the pinions when shifted by said 1% levers, a hook leveron each side normally the the the return. stroke of the said side barsto return the side levers to engagement with their hooks and shift thenumeral pinions away from the rack bars, a total hey the total 3/, onsaid bar to release the said smc lears from their hooks When the totalFear is actuated, means on the total har arranged to shift said detentaway from operative position, whereby the numeral pinwill he shifed intoposition to engage "clr on. the machine, a bar shifted by l. lay thetotal "0 en 'agc the said side lenninerzl pinions away when the totallever is end of the forward stroke i hers to clear the machine, and alcey controlled member arranged to trip out of position for engagement-with both said hook levers.

in a machine as set forth, the combi nation with the side barsreciprocated at each operation of the machine, and the latch of a leverpivoted on each side of the machine adjacent each side bar, a rodconncctingsaid levers across the machine and ed to engage all of thelatch bars lovers are swung, a shaft having .s ionrnaled in the sidehare respec to travel as they are moved, a lever t each end of saidshaft adjacent said levers respectively and arranged to co "herewith toshift said levers as the are moved one direction to ierchy retract thelatch hare from said rod.

in a machine as set forth, the combination With the side barsreeiprocated at each operation of the machine, and the latch bars, of alever pivoted on each side of the machine adjacent each side bar, a rodconnecting said levers across the machine and arranged to engage all ofthe latch bars w en the rs a shaft havins ends jouinaied in the sidelJZLZS bars when the total hey is dietively to traw they are moved, apivoted each said shaft adjacen said levers respectively and arranged toco operate therewith to shift said levels as the side bars are moved inone direction to thereby retract the latch cars from said rod, andlicyrcntrolled device arranged to shift said. shaft-carried lovers outof operative position. I I

25. .ln a machine as set forth, the combination with the side barsrcciprocated at each operation of the machine, and the latch bars, of alever pivoted on each. side of the ma chine adjacent each side bar, arod connecting id lever, across the macl'iine and ranged to eng: a allthe latch l. are when the levers are swung, shaft having its endsjonriniled in the side bars respectively to travel as they are moved, alever pivoted each end sac l shaft adjacent said levers respectively andarranged to cooperate therewith to shift said levers as the side barsare moved in one direction to thereby retract the latch lears from saidred, a total key on the machine, a l ar advanccd by said total key whenoperated and a latch on said total har arranged to connect with saidlevers on the side bars to shift them to actuate the said latch hars.

27. In a machine as set forth, the combination. with the side barsrecinrocated each operation of the machine, lever otcd at each sideplate, set of latch'har a rod connecting; said levers across thernachine ad" Lch bar to shift latch he rs are swung, a sh pivoted it itsends to the side have to tr;

S ll

thereivi a lever on each end of said shaft iNljllCCZli; said levers, apin on each side adjacent le ers carried thereby, a spring pressing esch0 he latter levers against said pin, a projection on saidlirst mentionedlcarranged to he engaged by said side bar levers on movement of the sidebars to thereby swing said levers and-shift the latch liars, and a contrlling hey connecting with one of l l to shift said lc.

lo a mac nation with the each operation of the machine, of a leverpivoted on each side plate, a set of latch bars, rod connectingsaidlevers across the ma l out of operative position ie as set forth, theeo1nh1- chine adjacent n e latch bars to shift latch her" when he leversswung,

shaft pivoted at its ends to the side bar to travel therewith, a leveron each end of said shaft adjacent said levers, a pin on each side baradjacent levers carried thereby, a spring" pressing each of the latterlevers against said pin, a nrojection on said first mentioned leversarranged to be engaged by said side bar levers on movement of the sidelevers latch bars, total key on the machine,

carried levers and arranged side bars rceiprocatcd I;

at each side of the machi e llhc are advanced by the total key, arm oneach of 7 bin'ation with means whereby it is autoniatioally unlockedwhen it 18 again depressed.

30, In a machine oi the character de scribed, a key provided with a keystem and with means separate thor rem, whereby when the key depresse'l,it is locked in a depressed position, comprising a catch on the keystem, a pivoted latch adapted to cooperate therewith, and means fornormally holding them out or engagement, in combi- 1 nation with meansfor automatically unlocking the key when it is again depressed,comprising a spring adapted to retract the latch whereby its engagementwith the catcl' on the key stem is prevented.

-1. Ina machine of the character described, a key provided with a stem,a -gin on the ange Witnin said pin, s portion arranged to mg the stem otthe key in depressed position, and also arranged upon further depressionof the key to release said pin and return to normal free position.

In a machine as set forth, the combination with a main operating shaft,of a sector mounted on the shaft and provided with ahutments inperiphery, a doublepawl engaging the sector ahutments to vent reversemovement of the sector after initial Inovci'nent in either dirccti n,means "for revers' pawl at each end of the on the machine, a springarranged engage said key when depressm to look it down, said latch beingengagec l the said sector at the latter hart of its advance movement totrip the latch and release the total key.

JASQN C. LOTTERHJKND.

l Vitnesses E. ML SQUAREY,

C. M. REYNOLDS.

